1028-4818 1028-4818 S1028-48182020000300470 Cuba Cuba Cuba 00 06 2020 00 06 2020 24 3 470 481

1 2016 2 World Health Organization 2018 3 2018 4 2019 17 2 2 293-308 5 2018 89 4 4 454-61 6 2019 18 4 4 398-422 7 Cuba Ministerio de Salud Pública 2016 8 Cuba Ministerio de Salud Pública 2016 9 2003 22 1 1 25-31 10 2008 34 3 3 11 2012 9 2 2 12 2013 10 3 3 13 2016 28 3 3